package operation;

import book.Book;
import book.BookList;

import java.util.Scanner;

public class ReturnOperation implements IOperation{
    public void work(BookList bookList) {
        System.out.println("归还图书！");
        Scanner scanner = new Scanner(System.in);
        System.out.println("请输入书名：");
        String name = scanner.nextLine();
        int currentSize = bookList.getUsedSize();
        for(int i = 0; i < currentSize; i++) {
            Book book = bookList.getBook(i);
            if (name.equals(book.getName())) {
                if(!book.isBorrowed()) {
                    book.setBorrowed(false);
                    System.out.println("归还成功！");
                } else {
                    System.out.println("这本书还未被借出！");
                }
                return;
            }
        }
        System.out.println("没有你要归还的书！");
    }
}
